Bump swift-actions/setup-swift from 1 to 2 (#1044)

Bumps [swift-actions/setup-swift](https://github.com/swift-actions/setup-swift) from 1 to 2.
- [Release notes](https://github.com/swift-actions/setup-swift/releases)
- [Commits](swift-actions/setup-swift@v1...v2)

---
updated-dependencies:
- dependency-name: swift-actions/setup-swift
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/gma_mediation_applovin.yaml

@@ -53,7 +53,7 @@ jobs:
     runs-on: macos-latest
     timeout-minutes: 40
     steps:
-      - uses: swift-actions/setup-swift@v1
+      - uses: swift-actions/setup-swift@v2
         with:
           swift-version: "5.7.2"
       - uses: actions/checkout@9bb56186c3b09b4f86b1c65136769dd318469633